Navy Lieutenant Max Landry (Michael Ocampo) asks the New Orleans field office for help when he suspects his girlfriend is a spy. Also, Lasalle faces another devastating dead end as he searches for his brother's last known whereabouts.
As the trial begins of a Chief Petty Officer who Callen and Sam arrested for war crimes last year, the NCIS team is called to help find the missing star witness.
Sam, Callen and Rountree travel to Afghanistan to help with a sensitive case.